MSI G31TM-P21 - Manual (Page 19)

9
MS-7529
Chassis intrusion Connector: JCi
this connector connects to the chassis intrusion switch cable. if the chassis is
opened, the chassis intrusion mechanism will be activated. the system will record
this status and show a warning message on the screen. to clear the warning, you
must enter the BioS utility and clear the record.
1.CIN
TRU
2.Gro
und
Parallel Port Header: JLPt
this connector is used to connect an optional parallel port bracket. the parallel
port is a standard printer port that supports enhanced Parallel Port (ePP) and
extended Capabilities Parallel Port (eCP) mode.
10.G
roun
d
14.G
roun
d
8.LP
T_S
LIN#
12.G
roun
d
6.PIN
IT#
4.ER
R#
2.AF
D#
24.G
roun
d
22.G
roun
d
26.N
o Pin
20.G
roun
d
18.G
roun
d
16.G
roun
d
1.RS
TB#
3.PR
ND0
5.PR
ND1
7.PR
ND2
9.PR
ND3
11.P
RND
4
13.P
RND
5
15.P
RND
6
17.P
RND
7
19.A
CK#
21.B
USY
23.P
E
25.S
LCT
aPS Led Status indicator: Led2 (optional)
the aPS (active Phase Switching) Led indicates the current CPu power phase
mode. Follow tthe instructions belows to read.
Led2
Led2 will light blue when CPu is in 2 or 3 phase power mode.
Led2 will dark when CPu is in  phase power mode.
: on : oFF